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pkhuong

HN member
Joined
Sun, Mar 16, 2014, 4:52 PM UTC
HN karma
412
Public activity
184 items

About pkhuong

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Recent public activity

  1. comment
    Comment #48953735

    Regardless of the array's size, the expected win from early exit on random keys is a constant number of iterations.

  2. comment
    Comment #48953724

    There's only 254 entries to search from. No locality issue in sight.

  3. comment
    Comment #48840383

    If you need a compact byte -> bit lookup table on x86, consider using the memory form of the bit test (BT) instruction.

  4. comment
    Comment #48342537

    kore-private-key.asc https://github.com/arunkatherashala/Kore/blob/release/v0.1.0... is pretty good too.

  5. comment
    Comment #47145767

    At least two "quantum" computing places built on SBCL.

  6. story
  7. comment
    Comment #46547498

    How does the output fare on competitive hills like https://sal.discontinuity.info/hill.php?key=94t ? AFAIK, the best results so far for fully computer-generated warriors have been …

  8. comment
    Comment #46498440

    Fix ( creation of the rustfs-credentials crate) smuggled in a fairly large panic fix PR https://github.com/rustfs/rustfs/pull/1291#:~:text=Fixes%20C... , "fix: Prevent panic in Get…

  9. comment
    Comment #46482014

    I don't see any explanation of what niche this targets relative to pre-existing tools like Checked C, CMBC, or Frama C...

  10. comment
    Comment #46244402

    Yeah, you can use index on expression and views to ensure the expression matches, like https://github.com/fsaintjacques/recordlite . The view + index approach decouples the conveni…

  11. comment
    Comment #46239102

    I remember when Litestream not being a VFS was a plus https://news.ycombinator.com/item?id=29461406 ;)

  12. comment
    Comment #45953147

    > Just don't use C for sending astronauts in space But do use C to control nuclear reactors https://list.cea.fr/en/page/frama-c/ It's a lot easier to catch errors of omission in C …

  13. comment
    Comment #45596926

    > Won't it introduce risk of invalid memory access no.

  14. comment
    Comment #45502218

    > only helps once you are compute rather than bandwidth bound Asymptotically, I don't think Strassen performs Theta(n^3) memory operations in sub-n^3 time.

  15. comment
    Comment #45473064

    The target audience knows what a waveform is.

  16. comment
    Comment #45412812

    SPMC ring buffer or SPMC "disruptor" aren't that bad. Multiple producers in a general ring buffer definitely introduce a lot of issues.

  17. comment
    Comment #45287684

    And this naturally extends to data replication.

  18. comment
  19. comment
    Comment #45122021

    RM Pro (and this new product) has a backlight. I print everything to pdf when I want to read on the remarkable.

  20. comment
    Comment #45039410

    Yeah, just decode. But that's nice because the effect is independent of the backend's state.

  21. comment
    Comment #44530977

    NVIDIA-inflicted in this case.

  22. comment
    Comment #44347605

    https://en.wikipedia.org/wiki/P-value#History

  23. comment
    Comment #44347553

    One easy slip-up with discussing p values in the context of a workflow or a decision-making process is that a process with p < 0.05 doesn't give us any bound on the actual ratio of…

  24. comment
  25. comment
    Comment #44283301

    > start reading the coredump from stdin How does that work with multi-TB mappings, as used by niche functionality like asan?